One-k sharing Multi-person control The main account can share the device to other users WIFI/3G/4G is enough (no battery inside), no distance limit, undisturbed, and his friendship can be shared with family members at any time through voice control Can be applied to access control doors, rolling doors, automatic doors, garage doors It can control various hydraulic automatic doors and can replace various remote controls Connectable magnetic contact detection door opening/closing can be controlled by e phone application anytime, anywhere, Manufacturer: DMETE